/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.aop.pointcut;
import org.jboss.aop.AspectManager;
import org.jboss.aop.pointcut.ast.ASTAll;
import org.jboss.aop.pointcut.ast.ASTAllParameter;
import org.jboss.aop.pointcut.ast.ASTAnd;
import org.jboss.aop.pointcut.ast.ASTAndCFlow;
import org.jboss.aop.pointcut.ast.ASTAttribute;
import org.jboss.aop.pointcut.ast.ASTBoolean;
import org.jboss.aop.pointcut.ast.ASTCFlow;
import org.jboss.aop.pointcut.ast.ASTCFlowBoolean;
import org.jboss.aop.pointcut.ast.ASTCFlowExpression;
import org.jboss.aop.pointcut.ast.ASTCall;
import org.jboss.aop.pointcut.ast.ASTComposite;
import org.jboss.aop.pointcut.ast.ASTCompositeCFlow;
import org.jboss.aop.pointcut.ast.ASTConstructor;
import org.jboss.aop.pointcut.ast.ASTException;
import org.jboss.aop.pointcut.ast.ASTExecution;
import org.jboss.aop.pointcut.ast.ASTExecutionOnly;
import org.jboss.aop.pointcut.ast.ASTField;
import org.jboss.aop.pointcut.ast.ASTFieldExecution;
import org.jboss.aop.pointcut.ast.ASTGet;
import org.jboss.aop.pointcut.ast.ASTHas;
import org.jboss.aop.pointcut.ast.ASTHasField;
import org.jboss.aop.pointcut.ast.ASTMethod;
import org.jboss.aop.pointcut.ast.ASTNot;
import org.jboss.aop.pointcut.ast.ASTNotCFlow;
import org.jboss.aop.pointcut.ast.ASTOr;
import org.jboss.aop.pointcut.ast.ASTOrCFlow;
import org.jboss.aop.pointcut.ast.ASTParameter;
import org.jboss.aop.pointcut.ast.ASTPointcut;
import org.jboss.aop.pointcut.ast.ASTSet;
import org.jboss.aop.pointcut.ast.ASTStart;
import org.jboss.aop.pointcut.ast.ASTSub;
import org.jboss.aop.pointcut.ast.ASTSubCFlow;
import org.jboss.aop.pointcut.ast.ASTWithin;
import org.jboss.aop.pointcut.ast.ASTWithincode;
import org.jboss.aop.pointcut.ast.Node;
import org.jboss.aop.pointcut.ast.PointcutExpressionParserVisitor;
import org.jboss.aop.pointcut.ast.SimpleNode;
import org.jboss.aop.pointcut.ast.ASTConstruction;
/**
* Comment
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @version $Revision: 73687 $
*/
public class PointcutStats implements PointcutExpressionParserVisitor
{
protected ASTStart start;
protected AspectManager manager;
protected boolean execution = false;
protected boolean methodExecution = false;
protected boolean constructorExecution = false;
protected boolean construction = false;
protected boolean call = false;
protected boolean methodCall = false;
protected boolean constructorCall = false;
protected boolean within = false;
protected boolean get = false;
protected boolean set = false;
protected boolean withincode = false;
public PointcutStats(ASTStart start, AspectManager manager)
{
this.start = start;
this.manager = manager;
}
public boolean isExecution()
{
return execution;
}
public boolean isMethodExecution()
{
return methodExecution;
}
public boolean isConstructorExecution()
{
return constructorExecution;
}
public boolean isConstruction()
{
return construction;
}
public boolean isCall()
{
return call;
}
public boolean isMethodCall()
{
return methodCall;
}
public boolean isConstructorCall()
{
return constructorCall;
}
public boolean isWithin()
{
return within;
}
public boolean isGet()
{
return get;
}
public boolean isSet()
{
return set;
}
public boolean isWithincode()
{
return withincode;
}
public boolean matches()
{
return ((Boolean) visit(start, null)).booleanValue();
}
public Object visit(ASTStart node, Object data)
{
return node.jjtGetChild(0).jjtAccept(this, data);
}
public Object visit(ASTExecutionOnly node, Object data)
{
throw new RuntimeException("SHOULD NEVER BE CALLED!");
}
public Object visit(ASTBoolean node, Object data)
{
return node.jjtGetChild(0).jjtAccept(this, data);
}
public Object visit(ASTComposite node, Object data)
{
return node.jjtGetChild(0).jjtAccept(this, data);
}
public Object visit(ASTNot node, Object data)
{
Boolean bool = (Boolean) node.jjtGetChild(0).jjtAccept(this, data);
boolean val = bool.booleanValue();
return val ? Boolean.FALSE : Boolean.TRUE;
}
public Object visit(ASTSub node, Object data)
{
for (int i = 0; i < node.jjtGetNumChildren(); i++)
{
data = node.jjtGetChild(i).jjtAccept(this, data);
}
return data;
}
public Object visit(ASTAnd node, Object left)
{
Node andChild = node.jjtGetChild(0); // should only have one child
andChild.jjtAccept(this, Boolean.FALSE);
return Boolean.FALSE;
}
public Object visit(ASTOr node, Object left)
{
Node orChild = node.jjtGetChild(0); // should only have one child
orChild.jjtAccept(this, Boolean.FALSE);
return Boolean.FALSE;
}
private void setAllTrue()
{
// can't be sure so set all
execution = true;
methodExecution = true;
constructorExecution = true;
call = true;
methodCall = true;
constructorCall = true;
within = true;
get = true;
set = true;
withincode = true;
}
public Object visit(ASTPointcut node, Object data)
{
if (manager == null)
{
setAllTrue();
}
Pointcut p = manager.getPointcut(node.getPointcutName());
if (p instanceof PointcutExpression)
{
PointcutExpression expr = (PointcutExpression) p;
PointcutStats stats = expr.getStats();
if (stats != null)
{
execution |= stats.isExecution();
methodExecution |= stats.isMethodExecution();
constructorExecution |= stats.isConstructorExecution();
call |= stats.isCall();
methodCall |= stats.isMethodCall();
constructorCall |= stats.isConstructorCall();
within |= stats.isWithin();
get |= stats.isGet();
set |= stats.isSet();
withincode |= stats.isWithincode();
}
else
{
setAllTrue();
}
}
else
{
setAllTrue();
}
return Boolean.FALSE;
}
public Object visit(ASTAll node, Object data)
{
execution = true;
get = true;
set = true;
methodExecution = true;
constructorExecution = true;
return Boolean.FALSE;
}
public Object visit(ASTCFlowExpression node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTCall node, Object data)
{
call = true;
//For ASTCall the expression lives in behaviour rather than in chilren
//node.childrenAccept(this, node);
node.getBehavior().jjtAccept(this, node);
return Boolean.FALSE;
}
public Object visit(ASTWithin node, Object data)
{
within = true;
return Boolean.FALSE;
}
public Object visit(ASTWithincode node, Object data)
{
withincode = true;
return Boolean.FALSE;
}
public Object visit(ASTExecution node, Object data)
{
execution = true;
node.childrenAccept(this, node);
return Boolean.FALSE;
}
public Object visit(ASTConstruction node, Object data)
{
construction = true;
return Boolean.FALSE;
}
public Object visit(ASTConstructor node, Object data)
{
Object parent = data; //Passed in if parent node was ASTCall or ASTExecution
if (parent instanceof ASTExecution)
{
execution = constructorExecution = true;
}
else if (parent instanceof ASTCall)
{
call = constructorCall = true;
}
return Boolean.FALSE;
}
public Object visit(ASTMethod node, Object data)
{
Object parent = data; //Passed in if parent node was ASTCall or ASTExecution
if (parent instanceof ASTExecution)
{
execution = methodExecution = true;
}
else if (parent instanceof ASTCall)
{
call = methodCall = true;
}
return Boolean.FALSE;
}
public Object visit(ASTParameter node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTGet node, Object data)
{
get = true;
return Boolean.FALSE;
}
public Object visit(ASTSet node, Object data)
{
set = true;
return Boolean.FALSE;
}
public Object visit(ASTFieldExecution node, Object data)
{
get = set = true;
return Boolean.FALSE;
}
/////////////
public Object visit(SimpleNode node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTCFlowBoolean node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTNotCFlow node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTCompositeCFlow node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTSubCFlow node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTAndCFlow node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTOrCFlow node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTCFlow node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTAttribute node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTAllParameter node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTField node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTException node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTHas node, Object data)
{
return Boolean.FALSE;
}
public Object visit(ASTHasField node, Object data)
{
return Boolean.FALSE;
}
}